# NTSB SEA75DTI01: Hiller Acft FH1100, N711KH, Glacier Park, MT, July 15, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 15, 1974
- Place: Glacier Park, MT · GLACIER PARK, MT
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report January 27, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 132575
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA75DTI01
- Page: https://openairdocs.org/ntsb/SEA75DTI01

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3802  74/7/15    GLACIER PARK,MONT   HILLER ACFT FH1100  CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 42, 6000
        TIME - 1030                    N711KH              PX-  0  0  1  AIR TAXI-CARGO            TOTAL HOURS, 36 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          WEST GLACIER,MONT           GLACIER PARK,MONT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           WEATHER - SUDDEN WINDSHIFT
        FACTOR(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
           TERRAIN - ROUGH/UNEVEN
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      45
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          270                                                       10
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- LDG ON ROCK LEDGE.SLID INTO ROCKS.DMGD M/R BLADES.
```

## Aircraft

- Registration: [N711KH](https://openairdocs.org/deregistered/N711KH-2013-05-03), registration cancelled 2013-05-03, S/N 114, built 1968 (OpenAirDocs)
- Reported make and model: HILLER ACFT FH1100
- Registry model: [Fairchild Hiller FH-1100](https://openairdocs.org/model/fairchild-hiller-fh-1100) (registry code 3376502) (OpenAirDocs)
- Registry engine: [Allison 250 SER 317HP](https://openairdocs.org/engine/allison-250-ser-317hp) (registry code 03011, turbo-shaft) (OpenAirDocs)
- Category: Helicopter
- Engines: turbo shaft
- Damage: Substantial damage

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19740715021509A](https://openairdocs.org/incident/19740715021509A), Jul 15, 1974: Frchld FH1100, Glacier Park, MT, Substantial damage. Ldg on rock ledge. Slid into rocks. Dmgd m/r blades.

## Other investigations on N711KH (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX84FA421](https://openairdocs.org/ntsb/LAX84FA421), Jul 29, 1984: Fairchild Hiller FH-1100 (N711KH), Meadview, AZ, destroyed, 3 fatal

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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